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Inch Size Miniature Ball Bearings SR1
Inch Size Miniature Ball Bearings SR1

Inch Size Miniature Ball Bearings SR1

The SR1 is a miniature ball bearing with a tiny 0.05556″ bore and 0.1875″ outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 40 lbf and spins at speeds up to 81,000 RPM, making it suitable for high-speed applications.

Its open design requires lubrication but allows for easy maintenance, while the stainless steel cage ensures smooth operation. The bearing operates in temperatures from -86°F to 230°F, offering reliable performance in varied conditions.

With a compact size of 0.0781″ in width and weighing just 0.15g, it’s ideal for small devices like precision instruments or miniature motors. Compliant with RoHS and REACH standards, it’s a safe and versatile choice for delicate machinery.

The ABEC1 tolerance and MC3 radial clearance ensure consistent performance, while the six stainless steel balls provide balanced load distribution. Perfect for applications where space and weight are critical factors.

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Product Parameters

  • Part Number SR1
  • Brand TFL
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Open
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Radial Clearance 0.00008" to 0.0005"
  • Ball Qty 6
  • Bore Dia 0.05556"
  • Bore Dia Tolerance -0.0003" to 0"
  • Outer Dia 0.1875"
  • Outer Dia Tolerance -0.0003" to 0"
  • Width 0.0781"
  • Width Tolerance -0.005" to 0"
  • Ball Dia 0.03941"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 40 lbf
  • Static Radial Load 11 lbf
  • Max Speed 81000 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.15 g
  • Price($) 14.58

Features

Performance Features of SR1 Bearing

SR1 Bearing is crafted with stainless steel rings and balls, offering reliable performance in radial load applications.
Its compact size of 0.05556″×0.1875″×0.0781″ makes it ideal for miniature machinery and precision instruments.

The ABEC1 tolerance class ensures consistent accuracy, while the MC3 radial clearance provides smooth operation.
With a maximum speed of 81,000 rpm, SR1 Bearing balances high-speed performance and durability.

Designed for a wide temperature range of -86 to 230 °F, it adapts well to varying environmental conditions.
The stainless steel construction resists corrosion, making it suitable for demanding applications.

Application

Essential Roles of SR1 Bearing
SR1 Bearing is commonly used in small precision instruments, such as dental drills and optical devices, where its compact size and stainless steel construction ensure reliable performance. The open design allows for easy lubrication, extending its service life in delicate applications.

How Does SR1 Bearing Improve Performance?
In automation systems, SR1 Bearing supports smooth movement in components like miniature robotic arms and 3D printer nozzles. Its ABEC1 tolerance class provides consistent accuracy, which is vital for maintaining precision in repetitive tasks.

Perfect Fit for Automation: SR1 Bearing
SR1 Bearing works well in consumer electronics, particularly in devices like small cooling fans and handheld tools. The lightweight design and high-speed capability make it a practical choice for everyday gadgets that require quiet and efficient operation.

Medical vs Industrial: Where SR1 Bearing Excels
In medical devices, SR1 Bearing is often found in surgical tools and lab equipment, where its stainless steel materials resist corrosion and contamination. For industrial uses, it’s suitable for light-duty machinery where space and weight are critical factors.

Q&A

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